In Ci Hai, the concept of health is: "The organs and systems of the human body are well developed, with normal functions, strong physique, full of energy and good labor efficiency.
It is usually measured by anthropometry, physical examination and various physiological indicators. "This formulation is more perfect than' health is no disease', but it still treats people as biological organisms. Because although it puts forward the concept of "labor efficiency", it still doesn't treat people as social people. The understanding of health is recognized as correct in the era of biomedical model.